HS
Helen Sullivan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Walworth, Wisconsin
Our Model Tree links this Helen Sullivan across the 1910, 1920 and 1930 US Censuses in Walworth, Wisconsin (XGBoost, ~Confirmed), with identified parents Eugene & Eugene — first a daughter (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Female
Daughter
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Walworth, Wisconsin |
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | Saleswoman |
| Industry | Novelty Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Saleswoman |
| Township / Ward | Fontana Village |
| Est. Birth Year | ~1909 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Sullivan | Daughter | — | 21 | ~1909 |
| Mary Sullivan | Daughter | — | 8 | ~1922 |
| Eugene Sullivan | Head | — | 59 | ~1871 |
| Robert Sullivan | Other | — | 7 | ~1923 |
| Eldra Sullivan | Other | — | 51 | ~1879 |
| Pauline Sullivan | Other | — | 10 | ~1920 |
| Clifford Sullivan | Son | — | 31 | ~1899 |
Census Appearances
1910
Walworth, Wisconsin
Daughter, age 1
Walworth, Wisconsin · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1920
Walworth, Wisconsin
Daughter, age 10
Walworth, Wisconsin · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Walworth, Wisconsin
Daughter, age 21
Walworth, Wisconsin · implied b. ~1909 — 7 household members
| Surname | Sullivan |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Saleswoman |
| Industry | Novelty Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Helen Sullivan across 3 US Census years (1910, 1920 and 1930) in Walworth, Wisconsin, using XGBoost record linkage. Identified parents: father Eugene Sullivan (~0.92 confidence) and father Eugene Sullivan (~0.92 confidence) and mother Clara Sullivan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eugene Sullivan
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Eugene Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Clara Sullivan
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Sullivan
Daughter · 1930 · age 21 · b. ~1909 · Wisconsin
★ You are viewing this record
Sibling
Mary Sullivan
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifford Sullivan
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Walworth, Wisconsin
Open full size
1930 US Federal Census — Walworth, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2615unit:0790)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John T. Dade | 37 | Head | Proprietor | Wisconsin |
| 2 | Lena L. Dade | 31 | Wife-H | — | New York |
| 3 | Russell W. Dade | 13 | Son | — | Wisconsin |
| 4 | Eleanor C. Dade | 10 | Daughter | — | Wisconsin |
| 5 | Le Ray M. Dade | 8 | Son | — | Wisconsin |
| 6 | Harold E. Dade | 2 | Son | — | Wisconsin |
| 7 | Beverly J. Dade | 0 | Daughter | — | Wisconsin |
| 8 | John Mulligan | 76 | Head | Laborer | Ireland |
| 9 | Peter Hoelzel | 79 | Head | — | France |
| 10 | Lena Hoelzel | 79 | Wife-H | — | France |
| 11 | Theodore M. Fletcher | 49 | Head | Laborer | Wisconsin |
| 12 | Dora E. Fletcher | 45 | Wife-H | — | Wisconsin |
| 13 | Eleanor S. Fletcher | 15 | Daughter | — | Wisconsin |
| 14 | Alvilda M. Fletcher | 7 | Daughter | — | Wisconsin |
| 15 | William T. Scanlon | 47 | Head | Author | Illinois |
| 16 | Charles F. Long | 48 | Head | Laborer | Illinois |
| 17 | Martha E. Long | 39 | Wife-H | — | Illinois |
| 18 | Evelyn E. Long | 20 | Daughter | Inspecting | Illinois |
| 19 | John F. Long | 11 | Son | — | Wisconsin |
| 20 | Carl Schroeder | 68 | Head | Laborer | Germany |
| 21 | Minnie M. Schroeder | 60 | Wife-H | — | Germany |
| 22 | Frederick F. Schroeder | 26 | Son | Laborer | Wisconsin |
| 23 | Frank C. Inkfitz | 39 | Head | Laborer | Wisconsin |
| 24 | Edith H. Inkfitz | 37 | Wife-H | Laundress | Illinois |
| 25 | Clayton K. Inkfitz | 16 | Son | Laborer | Wisconsin |
| 26 | Leonard E. Inkfitz | 12 | Son | — | Wisconsin |
| 27 | Isabel J. Inkfitz | 9 | Daughter | — | Wisconsin |
| 28 | Frank Buckles | 45 | Head | Trucker-Laborer | Wisconsin |
| 29 | Alice Buckles | 42 | Wife-H | — | Illinois |
| 30 | Virginia Buckles | 20 | Daughter | — | Wisconsin |
| 31 | Henry Ahnfeldt | 45 | Head | Laborer | Wisconsin |
| 32 | John Pokrant | 72 | Head | Laborer | Germany |
| 33 | Augusta Pokrant | 63 | Wife-H | — | Germany |
| 34 | Lyle Rowbotham | 35 | Head | Farmer | Illinois |
| 35 | Ida G. Rowbotham | 36 | Wife-H | — | Illinois |
| 36 | Reginald K. Rowbotham | 12 | Son | — | Wisconsin |
| 37 | Smith E. Van Keur | 63 | Head | Caretaker | Wisconsin |
| 38 | Sarah E. Van Keur | 58 | Wife-H | — | Wisconsin |
| 39 | Hugh Daugherty | 35 | Head | Caretaker | Ireland |
| 40 | Gertrude M. Daugherty | 28 | Wife-H | Teacher | Wisconsin |
| 41 | Charles A. Giles | 66 | Head | Laborer | New York |
| 42 | Luella H. Giles | 67 | Wife-H | — | New York |
| 43 | Eugene F. Sullivan | 59 | Head | Janitor | Wisconsin |
| 44 | Eldra M. Sullivan | 51 | Wife-H | — | Wisconsin |
| 45 | Pauline M. Sullivan | 10 | Granddaughter | — | Wisconsin |
| 46 | Mary G. Sullivan | 8 | Daughter | — | Wisconsin |
| 47 | Robert E. Sullivan | 7 | Grandson | — | Wisconsin |
| 48 | Clifford Sullivan | 31 | Son | Salesman | Wisconsin |
| 49 | Helen Sullivan THIS PERSON | 21 | Daughter | Saleswoman | Wisconsin |
| 50 | — | None | — | — | — |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)